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<?php |
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declare(strict_types=1); |
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namespace Usox\JsonSchemaApi\Dispatch; |
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use Teapot\StatusCode\Http; |
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use Usox\JsonSchemaApi\Dispatch\Exception\SchemaInvalidException; |
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use Usox\JsonSchemaApi\Dispatch\Exception\SchemaNotFoundException; |
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use Usox\JsonSchemaApi\Dispatch\Exception\SchemaNotLoadableException; |
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use Opis\JsonSchema\Validator; |
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use Psr\Http\Message\ServerRequestInterface; |
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use stdClass; |
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use Usox\JsonSchemaApi\Dispatch\Exception\JsonInvalidException; |
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use Usox\JsonSchemaApi\Exception\RequestMalformedException; |
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/** |
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* Validates the request against the basic request schema (method name, parameter) |
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*/ |
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final readonly class RequestValidator implements RequestValidatorInterface |
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{ |
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public function __construct( |
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private SchemaLoaderInterface $schemaLoader, |
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private Validator $schemaValidator, |
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) { |
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} |
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/** |
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* @throws SchemaInvalidException |
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* @throws SchemaNotFoundException |
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* @throws SchemaNotLoadableException |
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* @throws JsonInvalidException |
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* @throws RequestMalformedException |
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*/ |
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public function validate(ServerRequestInterface $request): stdClass |
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{ |
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// Decode the input and load the schema |
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$decodedInput = json_decode($request->getBody()->getContents()); |
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if (json_last_error() !== JSON_ERROR_NONE) { |
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throw new JsonInvalidException( |
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sprintf('Input is no valid json (%s)', json_last_error_msg()), |
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Http::BAD_REQUEST |
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); |
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} |
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$fileContent = $this->schemaLoader->load(__DIR__ . '/../../dist/request.json'); |
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/** @var stdClass $decodedInput */ |
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// First, validate the input against the basic request schema |
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$validationResult = $this->schemaValidator->validate( |
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$decodedInput, |
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$fileContent |
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); |
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// Throw exception if the input does not validate against the basic request schema |
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if (!$validationResult->isValid()) { |
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throw new RequestMalformedException( |
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'Request is invalid', |
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Http::BAD_REQUEST |
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); |
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} |
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return $decodedInput; |
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} |
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} |
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usox /
json-schema-api
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